States received points based on their rankings in each metric. Then CNBC separated those metrics into 10 broad categories, weighted based on how frequently each is used as a selling point in state economic development marketing materials. That way, their study ranked the states based on criteria they use to sell themselves.

Connecticut's leading trait was the level of education of its workforce, where it placed 9th nationwide.

Infrastructure -- or the condition of the state's roads, bridges and public services -- counted against Connecticut as did its cost of doing business, cost of living and economy.

Connecticut also received some higher scores for access to capital and the quality of its workforce.